slam-pig noun
A woman who engages in promiscuous sexual intercourse, usually characterized by her finding great pleasure in being fucked roughly or ‘slammed’. The reference to the word ‘pig’ in this term is often mistaken as meaning that the woman is overweight, but it actually refers to the glutinous nature in which she engages in sex and often hints at her eagerness to swallow seminal fluid.

"Hey, can you move your bed away from the wall the next time Evie comes over? The wall was shaking so hard I though my bookshelf would fall over."

"Sorry about that. I tried to slow things down, but she's a real slam pig."

a fat drunken whore, muffin tops leaking over her belt, titties falling out of her shirt, who loves to get plowed. the type of girl you who makes you throw up in your mouth when you realize where you stuck your dick the night before.

A girl who is about average looking that likes to have random sexual encounters with many guys when she gets drunk. She loves to hook up, give blowjobs, and essentially get railed. This type of girl is every guy's perfect woman because she won't constantly call you, and won't blow your spot. Directions for using a slam pig: talk to her, smash that ass, and kick her out. She'll love it.